Car comparison

Porsche 911 Cabriolet (992) Carrera 3.0vsPorsche 718 Boxster (982) S 2.5

Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.

New comparison

Porsche 911 Cabriolet (992)

Carrera 3.0

385 hp2981 ccGasolineRWDDual-clutchTwin-turboCabriolet / convertible2019-2024
VS

Porsche 718 Boxster (982)

S 2.5

350 hp2497 ccGasolineRWDManualTurbochargedCabriolet / convertible2016-2018

Comparison overview

Use the estimates as comparison hints and verify exact figures before making decisions.

Best choices

Porsche 718 Boxster (982) S 2.5

  • Lightest
    1,355 kg
    2,987 lb
  • Best power-to-weight
    258 hp/t
    193 kW/t
    3.9 kg/hp
  • Lowest combined fuel consumption
    8.1 L/100 km
    29.0 mpg US
    34.9 mpg UK
  • Lowest city consumption
    10.7 L/100 km
    22.0 mpg US
    26.4 mpg UK
  • Lowest highway consumption
    6.5 L/100 km
    36.2 mpg US
    43.5 mpg UK
  • Lowest CO2 emissions
    184 g/km
  • Best estimated range
    790 km
    491 mi
  • Largest trunk
    275 L
  • Best economy score
    85/100

Porsche 911 Cabriolet (992) Carrera 3.0

  • Quickest 0-100 km/h
    4.4 s
  • Fastest top speed
    291 km/h
    181 mph
  • Most powerful
    385 hp
    287 kW
  • Highest torque
    450 Nm
    332 lb-ft
  • Best overall score
    67/100
  • Best performance score
    77/100
  • Best practicality score
    47/100

Specification comparison

Specification comparison
ModelPorsche911 Cabriolet (992)Carrera 3.0Porsche718 Boxster (982)S 2.5
Power
385hp287kW
350hp261kW
Torque
450Nm332lb-ft
420Nm310lb-ft
Curb weight
1,575kg3,472lb
1,355kg2,987lb
Gross weight
2,015kg4,442lb
1,665kg3,671lb
Top speed
291 km/h
181 mph
285 km/h
177 mph
To 99% top speed
61.8s99% target: 288 km/h / 179 mph
Calculated
61.6s99% target: 282 km/h / 175 mph
Calculated
0-100 km/h
4.4s
4.6s
0-200 km/h
13.5s
Calculated
14.2s
Calculated
0-60 mph
4.2s
Calculated
4.4s
Calculated
Fuel consumption
9.2L/100 km25.6mpg US30.7mpg UK
8.1L/100 km29mpg US34.9mpg UK
Fuel consumption city
11.4L/100 km20.6mpg US24.8mpg UK
10.7L/100 km22mpg US26.4mpg UK
Fuel consumption highway
7.9L/100 km29.8mpg US35.8mpg UK
6.5L/100 km36.2mpg US43.5mpg UK
Quarter mile
12.3s
Calculated
12.6s
Calculated
Power-to-weight
244hp/t182kW/t111hp/1000 lb
Calculated
258hp/t193kW/t117hp/1000 lb
Calculated
Torque-to-weight
286Nm/t191lb-ft/ton
Calculated
310Nm/t207lb-ft/ton
Calculated
Estimated range
696km432mi
Calculated
790km491mi
Calculated
Displacement
2,981cc182cu in
2,497cc152cu in
Length
4,519mm178in
4,379mm172in
Width
1,852mm73in
1,801mm71in
Height
1,297mm51in
1,280mm50in
Wheelbase
2,450mm96in
2,475mm97in
Front track
1,591mm63in
1,515mm60in
Rear track
1,557mm61in
1,540mm61in
Trunk volume-
275L
Max trunk volume
132L
-
Doors
2
2
Seats
4
2
Fuel tank
64L
64L
CO2 emissions
210g/km
184g/km

Performance charts

Use the estimates as comparison hints and verify exact figures before making decisions.

Dyno simulation

Estimated stock-style power and torque curves by engine speed.

Porsche 911 Cabriolet (992) Carrera 3.0Porsche 718 Boxster (982) S 2.5PowerTorque
  • Porsche 911 Cabriolet (992) Carrera 3.0: Power / Torque
  • Porsche 718 Boxster (982) S 2.5: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Porsche911 Cabriolet (992)Carrera 3.06,500 rpm1,950-5,000 rpm6,750 rpm
Porsche718 Boxster (982)S 2.56,500 rpm1,900-4,500 rpm6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche911 Cabriolet (992)Carrera 3.0Porsche718 Boxster (982)S 2.5
Acceleration checkpoints
0-60 mph
0-97 km/h
4.2 s
4.4 s
0-100 km/h
0-62 mph
4.4 s
4.6 s
0-200 km/h
0-124 mph
13.5 s
14.2 s
Top speed
291 km/h
181 mph
285 km/h
177 mph
Drag race simulation
60 ft
18 m
2.1 s
2.2 s
330 ft
101 m
5.5 s
5.6 s
1/8 mile
201 m
8.1 s
8.3 s
1000 ft
305 m
10.4 s
10.6 s
1/4 mile
402 m
12.3 s
12.6 s
Trap speed
1/4 mile
402 m
191 km/h
119 mph
188 km/h
117 mph

Power comparison

Bar comparison chart for Power. Higher is better · hp / kW

Chart data table
VehicleValue
Porsche911 Cabriolet (992)Carrera 3.0
385 hp
287 kW
Porsche718 Boxster (982)S 2.5
350 hp
261 kW

Porsche 911 Cabriolet (992) Carrera 3.0 has 35 hp more than Porsche 718 Boxster (982) S 2.5.

The biggest power difference is between Porsche 718 Boxster (982) S 2.5 and Porsche 911 Cabriolet (992) Carrera 3.0: 35 hp (26 kW).

Torque comparison

Bar comparison chart for Torque. Higher is better · Nm / lb-ft

Chart data table
VehicleValue
Porsche911 Cabriolet (992)Carrera 3.0
450 Nm
332 lb-ft
Porsche718 Boxster (982)S 2.5
420 Nm
310 lb-ft

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / lb

Chart data table
VehicleValue
Porsche911 Cabriolet (992)Carrera 3.0
1,575 kg
3,472 lb
Porsche718 Boxster (982)S 2.5
1,355 kg
2,987 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
VehicleValue
Porsche911 Cabriolet (992)Carrera 3.0
291 km/h
181 mph
Porsche718 Boxster (982)S 2.5
285 km/h
177 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
VehicleValue
Porsche911 Cabriolet (992)Carrera 3.04.4 s
Porsche718 Boxster (982)S 2.54.6 s

The biggest 0-100 km/h difference is between Porsche 911 Cabriolet (992) Carrera 3.0 and Porsche 718 Boxster (982) S 2.5: 0.2 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
VehicleValue
Porsche911 Cabriolet (992)Carrera 3.0
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
Porsche718 Boxster (982)S 2.5
8.1 L/100 km
29.0 mpg US
34.9 mpg UK

The biggest fuel consumption difference is between Porsche 718 Boxster (982) S 2.5 and Porsche 911 Cabriolet (992) Carrera 3.0: 1.1 L/100 km.

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
VehicleValue
Porsche911 Cabriolet (992)Carrera 3.0
244 hp/t
182 kW/t
4.1 kg/hp
Porsche718 Boxster (982)S 2.5
258 hp/t
193 kW/t
3.9 kg/hp

Estimated range comparison

Bar comparison chart for Estimated range. Higher is better · km / mi

Chart data table
VehicleValue
Porsche911 Cabriolet (992)Carrera 3.0
696 km
432 mi
Porsche718 Boxster (982)S 2.5
790 km
491 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche911 Cabriolet (992)Carrera 3.0
385 hp
287 kW
4.4 s
291 km/h
181 mph
Porsche718 Boxster (982)S 2.5
350 hp
261 kW
4.6 s
285 km/h
177 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Chart data table
VehiclePerformance scorePracticality score
Porsche911 Cabriolet (992)Carrera 3.0
Power
385 hp
287 kW
0-100 km/h4.4 s
Top speed
291 km/h
181 mph
Doors/seats
2 doors
4 seats
Trunk
132 L
4.7 cu ft
Length
4,519 mm
177.9 in
Height
1,297 mm
51.1 in
Porsche718 Boxster (982)S 2.5
Power
350 hp
261 kW
0-100 km/h4.6 s
Top speed
285 km/h
177 mph
Doors/seats
2 doors
2 seats
Trunk
275 L
9.7 cu ft
Length
4,379 mm
172.4 in
Height
1,280 mm
50.4 in

Performance vs fuel economy

Cars closer to the top-right corner combine stronger performance with better fuel economy scores.

Performance vs fuel economy data table
VehiclePerformance scoreFuel economy score
Porsche911 Cabriolet (992)Carrera 3.0
Power
385 hp
287 kW
0-100 km/h4.4 s
Top speed
291 km/h
181 mph
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
Porsche718 Boxster (982)S 2.5
Power
350 hp
261 kW
0-100 km/h4.6 s
Top speed
285 km/h
177 mph
8.1 L/100 km
29.0 mpg US
34.9 mpg UK

Porsche 911 Cabriolet (992) Carrera 3.0 is closest to the top-right balance target for performance and fuel economy.

Acceleration vs fuel consumption

Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.

Acceleration vs fuel consumption data table
VehicleFuel consumption, L/100 km0-100 km/h, s
Porsche911 Cabriolet (992)Carrera 3.0
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
4.4 s
Porsche718 Boxster (982)S 2.5
8.1 L/100 km
29.0 mpg US
34.9 mpg UK
4.6 s

Power-to-weight vs fuel consumption

The shaded area favors higher power-to-weight with lower combined fuel consumption.

Power-to-weight vs fuel consumption data table
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
Porsche911 Cabriolet (992)Carrera 3.0
244 hp/t
182 kW/t
4.1 kg/hp
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
Porsche718 Boxster (982)S 2.5
258 hp/t
193 kW/t
3.9 kg/hp
8.1 L/100 km
29.0 mpg US
34.9 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 Cabriolet (992)Carrera 3.0Porsche718 Boxster (982)S 2.5
Power
385 hp
287 kW
350 hp
261 kW
Torque
450 Nm
332 lb-ft
420 Nm
310 lb-ft
Acceleration
4.4 s
4.6 s
Top speed
291 km/h
181 mph
285 km/h
177 mph
Lightness
1,575 kg
3,472 lb
1,355 kg
2,987 lb
Fuel consumption
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
8.1 L/100 km
29.0 mpg US
34.9 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
132 L
4.7 cu ft
Length
4,519 mm
177.9 in
Height
1,297 mm
51.1 in
Doors/seats
2 doors
2 seats
Trunk
275 L
9.7 cu ft
Length
4,379 mm
172.4 in
Height
1,280 mm
50.4 in
Range score
696 km
432 mi
790 km
491 mi
CO2 score
210 g/km
184 g/km
Trunk score
132 L
4.7 cu ft
275 L
9.7 cu ft
Power-to-weight score
244 hp/t
182 kW/t
4.1 kg/hp
258 hp/t
193 kW/t
3.9 kg/hp
Overall
Fixed score
Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.

LC = Local Currency

Fuel cost and annual usage
VehiclePorsche 911 Cabriolet (992) Carrera 3.0Porsche 718 Boxster (982) S 2.5
Consumption9.2 L/100 km25.6 mpg US30.7 mpg UK8.1 L/100 km29 mpg US34.9 mpg UK
Cost / 100 km16.10 LC100 km14.17 LC100 km
Cost / 100 mi25.91 LC100 mi22.81 LC100 mi
Annual fuel used1,380 L365 US gal304 UK gal1,215 L321 US gal267 UK gal
Annual fuel cost2,415 LC/year2,126 LC/year

Head-to-head comparisons

Porsche 911 Cabriolet (992) Carrera 3.0

  • Has 35 hp more
  • Has 30 Nm more
  • Is 0.2 s quicker from 0-100 km/h
  • Has 6 km/h (4 mph) higher top speed

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Smallest trunk
  • Highest CO2 emissions

Porsche 718 Boxster (982) S 2.5

  • Is 220 kg lighter
  • Uses 1.1 L/100 km less fuel
  • Has 14 hp/t better power-to-weight
  • Has 94 km (59 mi) more estimated range
  • Has 143 L more trunk volume
  • Emits 26 g/km less CO2

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 911 Cabriolet (992) Carrera 3.0
Porsche 718 Boxster (982) S 2.5
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